There are about a hundred trillion microbes living inside your gut -- protecting you from infection, aiding digestion and regulating your immune system. As our bodies have adapted to life in modern...
Africa's youth is coming of age rapidly, but job growth on the continent isn't keeping up. The result: financial insecurity and, in some cases, a turn towards insurgent groups. In a passionate talk...
The Chinese internet has grown at a staggering pace -- it now has more users than the combined populations of the US, UK, Russia, Germany, France and Canada. Even with its imperfections, the lives ...
Jakob Magolan is here to change your perception of organic chemistry. In an accessible talk packed with striking graphics, he teaches us the basics while breaking the stereotype that organic chemis...
Our planet has a carbon problem -- if we don't start removing carbon dioxide from the atmosphere, we'll grow hotter, faster. Chemical engineer Jennifer Wilcox previews some amazing technology to sc...
Navigating territorial hippos and active minefields, TED Fellow Steve Boyes and a team of scientists have been traveling through the Okavango Delta, Africa's largest remaining wetland wilderness, t...
Why do juveniles falsely confess to crimes? What makes them more vulnerable than adults to this shocking, counterintuitive phenomenon? Through the lens of Brendan Dassey's interrogation and confess...
Oceanographer Penny Chisholm introduces us to an amazing little being: Prochlorococcus, the most abundant photosynthetic species on the planet. A marine microbe that has existed for billions of yea...
Flight is about to get a lot more personal, says aviation entrepreneur Rodin Lyasoff. In this visionary talk, he imagines a new golden age of air travel in which small, autonomous air taxis allow u...
The United States accounts for five percent of the world's population but consumes almost 70 percent of the total global opioid supply, creating an epidemic that has resulted in tens of thousands o...
In October 2017, astrobiologist Karen J. Meech got the call every astronomer waits for: NASA had spotted the very first visitor from another star system. The interstellar comet -- a half-mile-long ...
Bridges need to be functional, safe and durable, but they should also be elegant and beautiful, says structural engineer Ian Firth. In this mesmerizing tour of bridges old and new, Firth explores t...
Multidisciplinary artist and TED Fellow Paul Rucker is unstitching the legacy of systemic racism in the United States. A collector of artifacts connected to the history of slavery -- from branding ...
Them's fighting words if you're an octopus, in that more than one octopus in a space often means a rumble. Our intrepid neuroscientists analyze aggression by observing the fighting behavior of two-...
What does the love song of a mosquito sound like? Find out as our intrepid neuroscientists explore the meaning of all that annoying buzzing in your ear.
Modern technology lets neuroscientists peer into the human brain, but can it also read minds? Armed with the device known as a electroencephalogram, or EEG, and some computing wizardry, our intrepi...
Can the mind be manipulated to love a food we loathe? The evidence from fruit flies is compelling, and perhaps surprising. Our tag team of neuroscientists attempts to change a fly's preference for ...
Can you cram for a test while you sleep? Our intrepid neuroscientists attempt to enhance memory by running experiments on subjects while they sleep. You'll be surprised by the results.
Dragonflies can catch prey with near perfect accuracy, the best among all predators. But how does something with so few neurons achieve such prowess? Our intrepid neuroscientists explore how a drag...
Thousands of years ago, ancient Nubians drew pictures on tomb walls of a terrible disease that turns the eyelids inside out and causes blindness. This disease, trachoma, is still a scourge in many ...
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